# SPDX-FileCopyrightText: 2016-2026 PyThaiNLP Project
# SPDX-FileType: SOURCE
# SPDX-License-Identifier: Apache-2.0
from __future__ import annotations
[docs]
def chunk_parse(
sent: list[tuple[str, str]], engine: str = "crf", corpus: str = "orchidpp"
) -> list[str]:
"""This function parses Thai sentence to phrase structure in IOB format.
:param list sent: list [(word, part-of-speech)]
:param str engine: chunk parse engine (now, it has crf only)
:param str corpus: chunk parse corpus (now, it has orchidpp only)
:return: a list of tuples (word, part-of-speech, chunking)
:rtype: List[str]
:Example:
::
from pythainlp.tag import chunk_parse, pos_tag
tokens = ["ผม", "รัก", "คุณ"]
tokens_pos = pos_tag(tokens, engine="perceptron", corpus="orchid")
print(chunk_parse(tokens_pos))
# output: ['B-NP', 'B-VP', 'I-VP']
"""
from .crfchunk import CRFchunk
_engine = CRFchunk()
return _engine.parse(sent)